Mag. 4.1 earthquake - 36 km north of Viña del Mar, Valparaiso, Valparaíso, Chile, on 8 Oct 1:28 am (GMT -3) -

Mag. 4.1 earthquake  - 36 km north of Viña del Mar, Valparaiso, Valparaíso, Chile, on 8 Oct 1:28 am (GMT -3)

Light magnitude 4.1 earthquake at 33 km depth

8 Oct 04:43 UTC: First to report: EMSC after 14 minutes.
8 Oct 04:44: Now using data updates from GUG (U. Chile)
8 Oct 05:48: Hypocenter depth recalculated from 28.4 to 33.4 km (from 17.6 to 21 mi). Epicenter location corrected by 1.3 km (0.8 mi) towards WNW.
Date & time: 8 Oct 2020 04:28:55 UTC -
Local time at epicenter: 8 Oct 1:28 am (GMT -3)
Magnitude: 4.1
Depth: 33.4 km
Epicenter latitude / longitude: 32.711°S / 71.624°W (South Pacific Ocean, Chile)
Nearest volcano: Tupungatito (185 km / 115 mi)
Nearby towns and cities:
36 km (22 mi) N of Viña del Mar (pop: 294,600) --> See nearby quakes!
36 km (22 mi) N of Valparaiso (pop: 282,400) --> See nearby quakes!
39 km (24 mi) W of Hacienda La Calera (pop: 49,100) --> See nearby quakes!
40 km (25 mi) WNW of Quillota (pop: 67,800) --> See nearby quakes!
41 km (26 mi) NNW of Quilpué (pop: 130,300) --> See nearby quakes!
44 km (27 mi) NNW of Villa Alemana (pop: 97,300) --> See nearby quakes!
47 km (29 mi) SW of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
48 km (30 mi) NW of Limache (Marga Marga) (pop: 35,900) --> See nearby quakes!
123 km (76 mi) NW of Santiago (pop: 4,837,300) --> See nearby quakes!
140 km (87 mi) NW of Puente Alto (pop: 510,400) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky 10.6°C (51 F), humidity: 82%, wind: 6 m/s (12 kts) from SSW
Primary data source: GUG (U. Chile)
Estimated released energy: 8.9 x 1010 joules (24.8 megawatt hours, equivalent to 21.3 tons of TNT) More info
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
M 4.133 km37 Km Al N De Valparaíso, ChileGUG (U. Chile)
M 4.226 kmOffshore Valparaiso, ChileEMSC
M 4.235 km35 Km N of Valparaíso, ChileUSGS

User reports for this quake (12)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Leave a comment if you find a particular report interesting or want to add to it.
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Concon (50.3 km SSE of epicenter) [Map] / Light shaking (MMI IV) / 10-15 s : Nada especial. (reported through our app)
costa puyai 2 (1.6 km ESE of epicenter) [Map] / Light shaking (MMI IV) / vibration and rolling / 5-10 s
Valparaiso Centro (37.1 km S of epicenter) [Map] / Light shaking (MMI IV) / 5-10 s : A few seconds of rattling and shaking. A computer monitor swayed on its desk.
Avenida Borgono, Concón, Valparaíso / Light shaking (MMI IV) / single vertical bump / 2-5 s : Woke up 5 mins before, felt it and went back to sleep
Viña del Mar (Chile, 35 km S of epicenter) : Lo sentimos , fue un remezón fuerte y corto. (reported through EMSC)
Viña del Mar (Chile, 35 km S of epicenter) : Se sintió fuerte remezon nada más estaba a punto de dormir y me despertó .. fue corto (reported through EMSC)
Las Heras (Argentina, 266 km E of epicenter) : Suave pero perseptible (reported through EMSC)
Santiago (Chile, 126 km SE of epicenter) : Corto (reported through EMSC)
Lo Prado (Chile, 119 km SE of epicenter) : Comenzó muy suave y luego la intensidad fue aumentando pero muy rápido (reported through EMSC)
La Ligua (Chile, 48 km NE of epicenter) : Mucho ruido, muy extraño (reported through EMSC)
Viña del Mar (Chile, 37 km S of epicenter) : Se sintió ruido primero (reported through EMSC)
Viña del Mar (Chile, 37 km S of epicenter) : Poco movimiento, mucho ruido (reported through EMSC)
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Earlier earthquakes in the same area since 1900

Mag. 4.1 earthquake - 36 km north of Viña del Mar, Valparaiso, Valparaíso, Chile, on 8 Oct 1:28 am (GMT -3)

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